{"version":"1.0","type":"link","title":"Obex - Newikis","description":"The obex (from Latin 'barrier'), also known as calamus scriptorius, is the point in the human brain at which the fourth ventricle narrows to become the central canal of the spinal cord. Cerebrospinal fluid can flow from the fourth ventricle into the obex. In anatomical studies, the obex has been…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://upload.wikimedia.org/wikipedia/commons/7/75/Gray649.png","thumbnail_width":365,"thumbnail_height":400}